- Harlem YMCA (135th Street) records (78)
- Harlem YMCA Photographs (101)
- Herbert Parker Lansdale, Jr. Papers (150)
- International Work Subject Files (3)
- Interracial Programs Records (147)
- James O. Stephenson Papers (1)
- Jesse Alexander Papers (30)
- John R. Mott Papers (117)
- Leo Marsh Papers (139)
- Max Yergan Papers (18)
- McBurney YMCA Records (4)
- Minneapolis YMCA Camping Services Records (50)
- Minneapolis YMCA General Administrative Records (13)
- Minneapolis YMCA Photographs, Slides, and Audiovisual Materials (11)
- Miscellaneous New York YMCA Branch Photographs (11)
- Miscellaneous YMCA Research, Planning and Development Records (6)
- New York City YMCA Building and Property Records (3)
- New York YMCA Annual Reports (226)
- New York YMCA Board of Directors Records (19)
- New York YMCA Photographs (13)
